/*
 *  Copyright 2008-2011 NVIDIA Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */


#pragma once

#include <thrust/detail/config.h>
#include <thrust/system/detail/generic/tag.h>

namespace thrust
{
namespace system
{
namespace detail
{
namespace generic
{

template<typename InputIterator,
         typename RandomAccessIterator,
         typename OutputIterator>
  OutputIterator gather(tag,
                        InputIterator        map_first,
                        InputIterator        map_last,
                        RandomAccessIterator input_first,
                        OutputIterator       result);


template<typename InputIterator1,
         typename InputIterator2,
         typename RandomAccessIterator,
         typename OutputIterator>
  OutputIterator gather_if(tag,
                           InputIterator1       map_first,
                           InputIterator1       map_last,
                           InputIterator2       stencil,
                           RandomAccessIterator input_first,
                           OutputIterator       result);


template<typename InputIterator1,
         typename InputIterator2,
         typename RandomAccessIterator,
         typename OutputIterator,
         typename Predicate>
  OutputIterator gather_if(tag,
                           InputIterator1       map_first,
                           InputIterator1       map_last,
                           InputIterator2       stencil,
                           RandomAccessIterator input_first,
                           OutputIterator       result,
                           Predicate            pred);

} // end namespace generic
} // end namespace detail
} // end namespace system
} // end namespace thrust

#include <thrust/system/detail/generic/gather.inl>

